SAHRUDIN, A.; TRISNAWATI, T. Pengembangan Metode Problem Based Learning Melalui Permainan Engklek Untuk Meningkatkan Thinking Math Peserta Didik Ma Global School. SJME (Supremum Journal of Mathematics Education), [S. l.], v. 2, n. 1, p. 32–43, 2018. DOI: 10.35706/sjme.v2i1.999. Disponível em: https://journal.unsika.ac.id/supremum/article/view/999. Acesso em: 15 jan. 2025.